4 Contents
Operation .....................................................................................32
Before operation ............................................................................................ 32
Points to be checked .................................................................................. 32
Retightening of pump head
fi
xing bolts ...................................................... 32
Degassing ................................................................................................... 33
EHN- [11•16•21] [VC•VH•PC•PH•PP] ................................................ 34
EHN- [11•21] [FC] and
[31•36] [VC•VH•PC•PH•PP•FC] ........................................................ 36
Flow rate adjustment .................................................................................. 38
Stroke rate adjustment .......................................................................... 39
Stroke length adjustment........................................................................41
Before a long period of stoppage (One month or more) ..............................42
Operation programming ............................................................................... 43
Programming
fl
ow ....................................................................................... 44
Manual operation ........................................................................................ 46
EXT operation ..............................................................................................47
EXT mode ..............................................................................................47
EXT mode programming ....................................................................... 49
STOP function ............................................................................................ 58
STOP function programming ................................................................. 58
STOP function cancellation ................................................................... 60
Keypad lock ................................................................................................ 62
Maintenance ................................................................................64
Troubleshooting ............................................................................................. 65
Inspection ....................................................................................................... 67
Daily inspection ...........................................................................................67
Periodic inspection ......................................................................................67
Wear part replacement .................................................................................. 68
Wear part list ............................................................................................... 68
Before replacement .................................................................................... 69
Summary of Contents for EHN-R
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